brookestille1 brookestille1
  • 25-10-2019
  • Mathematics
contestada

who knows how to solve proportions! I NEED HELP!!!!!!! 5/2=2/x x=???​

Respuesta :

gmany
gmany gmany
  • 26-10-2019

Answer:

[tex]\large\boxed{x=\dfrac{4}{5}=0.8}[/tex]

Step-by-step explanation:

[tex]\dfrac{5}{2}=\dfrac{2}{x}\qquad\text{cross multiply}\\\\5x=(2)(2)\\\\5x=4\qquad\text{divide both sides by 5}\\\\\dfrac{5x}{5}=\dfrac{4}{5}\\\\x=\dfrac{4}{5}\to x=0.8[/tex]

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